X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/49aa15c63b8823fd0fc084e9e86d2fbd5ca025b7..fec5fff327fcad427d0a399ebc3dbbb35de2852e:/examples/msg/properties/msg_prop.c diff --git a/examples/msg/properties/msg_prop.c b/examples/msg/properties/msg_prop.c index 9706ed0d49..6ea54d82d1 100644 --- a/examples/msg/properties/msg_prop.c +++ b/examples/msg/properties/msg_prop.c @@ -1,12 +1,11 @@ -/* $Id$ */ - -/* Copyright (c) 2007. SimGrid Team. All rights reserved. */ +/* Copyright (c) 2007-2014. The SimGrid Team. + * All rights reserved. */ /* This program is free software; you can redistribute it and/or modify it * under the terms of the license (GNU LGPL) which comes with this package. */ -#include "msg/msg.h" /* Yeah! If you want to use msg, you need to include msg/msg.h */ -#include "xbt/sysdep.h" /* calloc, printf */ +#include "msg/msg.h" /* Yeah! If you want to use msg, you need to include msg/msg.h */ +#include "xbt/sysdep.h" /* calloc, printf */ /* Create a log channel to have nice outputs. */ #include "xbt/log.h" @@ -15,130 +14,150 @@ #include #include -XBT_LOG_NEW_DEFAULT_CATEGORY(test,"Property test"); - -int master(int argc, char *argv[]); -int slave(int argc, char *argv[]); -int forwarder(int argc, char *argv[]); -MSG_error_t test_all(const char *platform_file, const char *application_file); - -/** Emitter function */ -int master(int argc, char *argv[]) +/** @addtogroup MSG_examples + * + * - properties/msg_prop.c Attaching arbitrary informations to + * host, processes and such, and retrieving them with @ref + * MSG_host_get_properties, @ref MSG_host_get_property_value, @ref + * MSG_process_get_properties and @ref + * MSG_process_get_property_value. Also make sure to read the + * platform and deployment XML files to see how to declare these + * data. + * + */ + +XBT_LOG_NEW_DEFAULT_CATEGORY(test, "Property test"); + +int alice(int argc, char *argv[]); +int bob(int argc, char *argv[]); +int carole(int argc, char *argv[]); +msg_error_t test_all(const char *platform_file, + const char *application_file); + +static void test_host(const char*hostname) { - int slaves_count = 0; - m_host_t *slaves = NULL; - - int i; - - { /* Process organisation */ - slaves_count = argc - 4; - slaves = xbt_new(m_host_t, sizeof(m_host_t) * slaves_count); - xbt_dict_t props; - for (i = 4; i < argc; i++) { - slaves[i-4] = MSG_get_host_by_name(argv[i]); - xbt_assert1(slaves[i-4]!=NULL, "Unknown host %s. Stopping Now! ", argv[i]); - - /* Get the property list of the host */ - props = MSG_host_get_properties(slaves[i-4]); - xbt_dict_cursor_t cursor=NULL; - char *key,*data; - - /* Print the properties of the host */ - xbt_dict_foreach(props,cursor,key,data) { - INFO3("Property: %s for host: %s has value: %s",key,argv[i],data); - } - - /* Try to get a property that does not exist */ - const char *noexist="Unknown"; - const char*value = MSG_host_get_property_value(slaves[i-4], noexist); - if ( value == NULL) - INFO2("Property: %s for host %s is undefined", noexist, argv[i]); - else - INFO3("Property: %s for host %s has value: %s",(char*) noexist, argv[i], value); - - /* Modify an existing property test. First check it exists */\ - INFO0("Trying to modify a host property"); - char exist[]="Hdd"; - value = MSG_host_get_property_value(slaves[i-4],exist); - xbt_assert1(value,"\tProperty %s is undefined", exist); - INFO2("\tProperty: %s old value: %s", exist, value); - xbt_dict_set(props, exist, xbt_strdup("250"), free); - - /* Test if we have changed the value */ - value = MSG_host_get_property_value(slaves[i-4],exist); - xbt_assert1(value,"\tProperty %s is undefined", exist); - INFO2("\tProperty: %s new value: %s", exist, value); - } - } - - free(slaves); + msg_host_t thehost = MSG_get_host_by_name(hostname); + xbt_dict_t props = MSG_host_get_properties(thehost); + xbt_dict_cursor_t cursor = NULL; + char *key, *data; + const char *noexist = "Unknown"; + const char *value; + char exist[] = "Hdd"; + + XBT_INFO("== Print the properties of the host"); + xbt_dict_foreach(props, cursor, key, data) + XBT_INFO(" Host property: '%s' -> '%s'", key, data); + + XBT_INFO("== Try to get a host property that does not exist"); + value = MSG_host_get_property_value(thehost, noexist); + xbt_assert(!value, "The key exists (it's not supposed to)"); + + XBT_INFO("== Try to get a host property that does exist"); + value = MSG_host_get_property_value(thehost, exist); + xbt_assert(value, "\tProperty %s is undefined (where it should)", + exist); + xbt_assert(!strcmp(value, "180"), + "\tValue of property %s is defined to %s (where it should be 180)", + exist, value); + XBT_INFO(" Property: %s old value: %s", exist, value); + + XBT_INFO("== Trying to modify a host property"); + MSG_host_set_property_value(thehost, exist, xbt_strdup("250"), xbt_free_f); + + /* Test if we have changed the value */ + value = MSG_host_get_property_value(thehost, exist); + xbt_assert(value, "Property %s is undefined (where it should)", exist); + xbt_assert(!strcmp(value, "250"), + "Value of property %s is defined to %s (where it should be 250)", + exist, value); + XBT_INFO(" Property: %s old value: %s", exist, value); + + /* Restore the value for the next test */ + MSG_host_set_property_value(thehost, exist, xbt_strdup("180"), xbt_free_f); +} + +int alice(int argc, char *argv[]) { /* Dump what we have on the current host */ + test_host("host1"); + return 0; +} +int carole(int argc, char *argv[]) {/* Dump what we have on a remote host */ + MSG_process_sleep(1); // Wait for alice to be done with its experiment + test_host("host1"); return 0; -} /* end_of_master */ +} -/** Receiver function */ -int slave(int argc, char *argv[]) +int bob(int argc, char *argv[]) { - /* Get the property list of current slave process */ + /* Get the property list of current bob process */ xbt_dict_t props = MSG_process_get_properties(MSG_process_self()); - xbt_dict_cursor_t cursor=NULL; - char *key,*data; + xbt_dict_cursor_t cursor = NULL; + char *key, *data; + const char *noexist = "UnknownProcessProp"; + _XBT_GNUC_UNUSED const char *value; - /* Print the properties of the process */ - xbt_dict_foreach(props,cursor,key,data) { - INFO3("Property: %s for process %s has value: %s",key,MSG_process_get_name(MSG_process_self()),data); - } + XBT_INFO("== Print the properties of the process"); + xbt_dict_foreach(props, cursor, key, data) + XBT_INFO(" Process property: %s -> %s", key, data); - /* Try to get a property that does not exist */ - const char *noexist="UnknownProcessProp"; - const char *value = MSG_process_get_property_value(MSG_process_self(),noexist); - if ( value == NULL) - INFO2("Property: %s for process %s is undefined", noexist, MSG_process_get_name(MSG_process_self())); - else - INFO3("Property: %s for process %s has value: %s", noexist, MSG_process_get_name(MSG_process_self()), value); + XBT_INFO("== Try to get a process property that does not exist"); + + value = MSG_process_get_property_value(MSG_process_self(), noexist); + xbt_assert(!value, "The property is defined (it shouldnt)"); return 0; -} /* end_of_slave */ +} /** Test function */ -MSG_error_t test_all(const char *platform_file, - const char *application_file) +msg_error_t test_all(const char *platform_file, + const char *application_file) { - MSG_error_t res = MSG_OK; + int host_number; + unsigned int i; + xbt_dynar_t hosts; + msg_host_t host; + msg_error_t ret; - /* MSG_config("surf_workstation_model","KCCFLN05"); */ - { /* Simulation setting */ -// MSG_set_channel_number(MAX_CHANNEL); - MSG_paje_output("msg_test.trace"); - MSG_create_environment(platform_file); - } - { /* Application deployment */ - MSG_function_register("master", master); - MSG_function_register("slave", slave); - MSG_launch_application(application_file); + MSG_function_register("alice", alice); + MSG_function_register("bob", bob); + MSG_function_register("carole", carole); + + MSG_create_environment(platform_file); + + host_number = MSG_get_host_number(); + XBT_INFO("There are %d hosts in the environment", host_number); + + hosts = MSG_hosts_as_dynar(); + + xbt_dynar_foreach(hosts, i, host){ + XBT_INFO("Host '%s' runs at %.0f flops/s",MSG_host_get_name(host), + MSG_get_host_speed(host)); } - res = MSG_main(); - - INFO1("Simulation time %g",MSG_get_clock()); - return res; -} /* end_of_test_all */ + + MSG_launch_application(application_file); + + ret = MSG_main(); + + xbt_dynar_free(&hosts); + + return ret; +} /* end_of_test_all */ /** Main function */ int main(int argc, char *argv[]) { - MSG_error_t res = MSG_OK; + msg_error_t res = MSG_OK; - MSG_global_init(&argc,argv); + MSG_init(&argc, argv); if (argc < 3) { - printf ("Usage: %s platform_file deployment_file\n",argv[0]); - printf ("example: %s msg_platform.xml msg_deployment.xml\n",argv[0]); - exit(1); + printf("Usage: %s platform_file deployment_file\n", argv[0]); + printf("example: %s msg_platform.xml msg_deployment.xml\n", argv[0]); + exit(1); } - res = test_all(argv[1],argv[2]); - MSG_clean(); + res = test_all(argv[1], argv[2]); - if(res==MSG_OK) + if (res == MSG_OK) return 0; else return 1; -} /* end_of_main */ +} /* end_of_main */